HSPA1A and neoplasm: Despite considerable interindividual variability, lesion progression was uniformly associated with the downregulation of the tissue residency markers CXCR4 and CD69, the heat shock protein HSPA1A, the tumor suppressors and immunoregulatory mediators ZFP36 and TXNIP, and interleukin 7 receptor (IL7R) within the malignant clone but not in benign T cells.